Beginin Evgeny Nikolaevich RussiaSaratovSaratov State University, 410012, Russia, Saratov, Astrakhanskaya street, 83Кандидат физико-математических наукegbegin@gmail.com Author's articles Microwave Absorption Spectra and Resonance Frequencies of a «Magnetic Nanocomposite Coating – Microstrip Line» Structure Magnetic Composites with Embedded Magnetite Nanoparticles: Preparation, Control of Physical Properties, Applications